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<br />A <br /> <br />B <br /> <br />D <br /> <br />E <br /> <br />F <br /> <br />L <br /> <br /> <br />D <br /> <br /> <br />SPECIAL FLOOD H.AZARD AREAS INUNDATED <br />BY 100~YEAR FLOOD <br />ZONE A No base flood elevations determined. <br /> <br />ZONE AE <br /> <br />Base flood elevations determined. <br /> <br />105022'30" <br />40005'37" <br /> <br />JOINS PANEL 0376 <br /> <br />105020'37" <br />40005'37" <br /> <br />ZONE AH Flood depths of 1 3 <br />of ponding); base <br />determined. <br /> <br /> <br />o <br />(!) <br />C0 <br />o <br />...J <br />L1J <br />Z <br /><( <br />0... <br />U) <br />Z <br />o <br />...., <br /> <br /> <br />ZONE AO Flood depths of 1 to 3 feet (usually sheet <br />flow on terrain); average <br />determined. areas of alluvial fan <br />velocities also determined. <br /> <br />1 <br /> <br /> <br />ROOSEVELT NATIONAL FOREST <br /> <br />ZONE A99 To be protected from 10().....year flood by <br />Federal flood protection system under <br />construction; no base elevations determined. <br /> <br />ZONE V <br /> <br />Coastal flood with velocity hazard (wave <br />action); no base flood elevations determined. <br /> <br />ZONE VI: <br /> <br />Coastal flood with <br />action); base flood <br /> <br />hazard (wave <br />determined. <br /> <br />ZONE X <br /> <br />DRiVE <br /> <br /> <br />FLOODWAY AREAS IN ZONE AE <br /> <br />OTHER FLOOD AREAS <br /> <br />ZONE X Areas of SOO-year flood; areas of 100-year <br />flood with average depths of less than <br />1 foot or with drainage areas less than <br />1 square mile; and areas protected by <br />levees from 10().....year flood. <br /> <br />31 <br /> <br />LEFTHAND <br />CREEK <br /> <br />OTHER AREAS <br /> <br />ZONE X Areas determined to be outside SOO-year <br />floodplain. <br /> <br />ZONE X <br /> <br /> <br /> <br />ZONE 0 <br /> <br />Areas in which flood hazards are <br />undetermined, <br /> <br />UNDEVELOPED COASTAL BARRIERS <br /> <br />t~~~~ <br /> <br />[" ,,' J <br />',," <" <br /> <br />K: ~ :\1 <br /> <br />2 <br /> <br />T2N <br />T1N <br /> <br />Identified Identified Otherwise <br />1983 1990 Protected Areas <br />Coastal barrier areas are normally located within or adjacent to Special <br />Flood Hazard Areas. <br /> <br />Flood Boundary <br /> <br />T2N <br />T1N <br /> <br />Floodway Boundary <br /> <br />Zone D Boundary <br /> <br />~513~ <br />@------@ <br /> <br />Boundary <br />Hazard <br />Dividing <br />Coastal <br />Within <br />Zones. <br /> <br />Base Flood Elevation Line; <br />Elevation in Feet. See Map index <br />for Elevation Datum. <br /> <br />Dividing Special Flood <br />Zones, and Boundary <br />Areas of Different <br />Base Flood Elevations <br />Special Flood Hazard <br /> <br />BOULDER COUNTY <br />UNINCORPORATED AREAS <br />080023 <br /> <br />(EL 987) <br />RM7X <br />. M2 <br /> <br />Cross Section Line <br /> <br />Base Flood Elevation in Feet <br />Where Uniform Within Zone. <br />See Map Index for Elevation Datum. <br /> <br />Elevation Reference Mark <br /> <br />97007'30", 32022'30" <br /> <br />River Mile <br /> <br />Horizontal Coordinates Based on North <br />American Datum of 1927 (NAD 27) <br />Projection. <br /> <br />NOTES <br /> <br />Creek <br /> <br />/ <br /> <br />This map is for use in administering the National Flood Insurance Program; <br />it does not necessarily identify all areas subject to flooding, particularly from <br />local drainage sources of small size, or all planimetric features outside <br />Special Flood Hazard Areas. <br /> <br />Coastal base flood elevations apply only landward of 0.0 NGVD, and include <br />the effects of wave action; these elevations may also differ significantly <br />from those developed by the National Weather Service for hurricane <br />evacuation planning, <br /> <br />Areas of Special Flood Hazard (100-year flood) include Zones A, AE, AH, AO, <br />A99, V, and VE. <br /> <br />3 <br /> <br />Certain areas not in Special Flood Hazard Areas may be protected by <br />flood control structures, <br /> <br />GROVE <br /> <br /> <br />()) <br />I' <br />C0 <br />o <br />...J <br />L1J <br />Z <br /><( <br />0... <br />U) <br />Z <br />o <br />...., <br /> <br />Boundaries of the floodways were computed at cross sections and <br />interpolated between cross sections. The floodways were based on <br />hydraulic considerations with regard to requirements of the Federal <br />Emergency Management Agency. <br /> <br />Floodway widths in some areas may be too narrow to show to scale, <br />Floodway widths are provided in the Flood Insurance Study Report. <br /> <br />This map may incorporate approximate bOLndaries of Coastal Barrier <br />Resource System Units and lor Otherwise Protected Areas established <br />under the Coastal Barrier Improvement Act of 1990 (PL 101-591). <br /> <br />Corporate limits shown are current as of the date of this map. The user <br />should COntact community officials to determine if corporate <br />limits have subsequent to the issuance of this map. <br /> <br />ZONE X <br /> <br /> <br />TRAIL <br /> <br /> <br />4 <br /> <br />For community map revision history prior to countywide mapping, see <br />Section 6.0 of the Flood Insurance Study Report. <br /> <br />For adjoining map panels and base map source see separately printed <br />Map Index, <br /> <br /> <br />MAP REPOSITORY <br />Refer to Repository Listing on Map Index <br /> <br />EFFECTIVE DATE OF <br />COUNTYWIDE FLOOD INSURANCE RATE MAP: <br /> <br /> <br />\ <br /> <br />EFFECTIVE DATE(S) OF REVISION(S) TO THIS PANEL: <br /> <br />4 <br /> <br />Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE DATE shown <br />on this map to determine when actuarial rates apply to structures in <br />zones where elevations or depths have been established. <br /> <br />To determine if flood insurance is available, contact an insurance agent or <br />call the National Flood Insurance Program at (800) 638-6620. <br /> <br />ZONE X <br /> <br />. <br /> <br />APPROXIMATE SCALE IN FEET <br /> <br />. NATIONAL FLOOD INSURANCE PROGRAM <br /> <br /> <br /> <br /> <br />NOTE: MAP AREA SHOWN ON THIS PANEL IS <br />LOCATED WITHIN TOWNSHIP 1 NORTH, RANGE 71 <br />WEST AND TOWNSHIP 2 NORTH, RANGE 71 WEST. <br /> <br />I <br />F 00 INSURANCE RATE MAP <br /> <br /> <br />5 <br /> <br /> <br />BOULDER COUNTY, <br />COLORADO AND <br />INCORPORATED AREAS <br /> <br />PANEL 378 OF 595 <br /> <br />(SEE MAP INDEX FOR PANELS NOT PRINTED) <br /> <br />40003'45" <br />105022'30" <br /> <br /> <br />CONTAINS: <br />COMMUNITY <br /> <br />NUMBER PANEL SUFFIX <br />-- <br /> <br />7 <br /> <br />9 <br /> <br /> <br />AREAS <br /> <br />080023 <br /> <br />0378 <br /> <br /> <br />JOINS PANEL 0390 <br /> <br />40003'45" <br />105020'37" <br /> <br /> <br />MAP NUMBER I <br />08013C0378 F .. <br /> <br />6 <br /> <br /> <br />DATE: <br />JUNE 2, 1995 <br /> <br />Federal Emergency Management Agency <br />